<template>
  <div class="cart">
    <h4>全部商品</h4>
    <div class="cart-main">
      <div class="cart-th">
        <div class="cart-th1">全部</div>
        <div class="cart-th2">商品</div>
        <div class="cart-th3">单价（元）</div>
        <div class="cart-th4">数量</div>
        <div class="cart-th5">小计（元）</div>
        <div class="cart-th6">操作</div>
      </div>
      <div class="cart-body">
       

        <ul class="cart-list" v-for="cartInfo in cartList" :key="cartInfo.id" >
          <li class="cart-list-con1">
            <input type="checkbox" name="chk_list" id="" value="">
          </li>
          <li class="cart-list-con2">
            <img :src="cartInfo.imgUrl">
            <div class="item-msg">{{ cartInfo.skuName
}}</div>
          </li>
          <li class="cart-list-con4">
            <span class="price">{{cartInfo.skuPrice}}.00</span>
          </li>
          <li class="cart-list-con5">
            <a href="javascript:void(0)" class="mins" @click="changeSkuNum('minus',cartInfo)">-</a>
            <input autocomplete="off" type="text" :value="cartInfo.skuNum" minnum="1" class="itxt" @click="changeSkuNum('change',cartInfo,$event)">
            <a href="javascript:void(0)" class="plus" @click="changeSkuNum('add',cartInfo)">+</a>
          </li>
          <li class="cart-list-con6">
            <span class="sum">{{cartInfo.skuPrice*cartInfo.skuNum}}.00</span>
          </li>
          <li class="cart-list-con7">
            <a href="#none" class="sindelet" @click="removeCartOne">删除</a>
            <br>
            <a href="#none">移到收藏</a>
          </li>
        </ul>
      </div>
    </div>
    <div class="cart-tool">
      <div class="select-all">
        <input class="chooseAll" type="checkbox">
        <span>全选</span>
      </div>
      <div class="option">
        <a href="#none">删除选中的商品</a>
        <a href="#none">移到我的关注</a>
        <a href="#none">清除下柜商品</a>
      </div>
      <div class="money-box">
        <div class="chosed">已选择
          <span>0</span>件商品</div>
        <div class="sumprice">
          <em>总价（不含运费） ：</em>
          <i class="summoney">0</i>
        </div>
        <div class="sumbtn">
          <a class="sum-btn" href="###" target="_blank">结算</a>
        </div>
      </div>
    </div>
    <!-- 弹出框 -->
    <Dialog v-show="isAble">
      <template v-slot:header>提示</template>
      <template>您真的要把这个宝贝移出购物车吗</template>
      <template #footer>
        <div class="btn-footer">
          <button class="btn btn-cancel" @click="cancelRemove">取消</button>
          <button class="btn btn-primary" @click="primaryRemove">确定</button>
        </div>
      </template>
    </Dialog>
  </div>
</template>

<script>
import {getCartList,reqAddToCart} from '@/api'
import { skuNumReg } from '@/utils/reg'
  export default {
    name: "ShopCart",
    data(){
      return {
        cartList:[],
        isAble:false,
      }
    },
    async mounted(){
       const res = await getCartList()
       if(res.code===200) this.cartList=res.data[0]?res.data[0].cartInfoList:[]
       else console.log(res.message)
       console.log(res);
    },
    methods:{
      //改变所选物品数量
      async  changeSkuNum(type,cartInfo,e){
        //定义初始值
        let num = 0;
        let oldNum = cartInfo.skuNum;
        //因为只有三种固定情况所以用switch case
        switch(type) {
          case 'add':
            if(cartInfo.skuNum < 200){
              cartInfo.skuNum++;
              num++
            }
            break;
          case 'minus':
            if(cartInfo.skuNum > 1){
              cartInfo.skuNum--;
              num--
            }
            break;
          case 'change':
            //获取新输入得值
            let newNum = e.target.value;
            if(skuNumReg.test(newNum)){
              cartInfo.skuNum = newNum;
              num = newNum - oldNum //更改后得差值
              if(newNum>200){
                cartInfo.skuNum = 200
                num = 200-oldNum
              }
            }else {
              e.target.value = oldNum
            }
            break;

        }
        //数据没更新
        if(num === 0) return;
        const result = await reqAddToCart(cartInfo.skuId,num)
        if(result.code === 200){

        }else {
          console.log(result.message);
        }
      },
      removeCartOne(){
        this.isAble = true
      },
      cancelRemove(){
        this.isAble = false
      },
      primaryRemove(){
        this.isAble = false

      }
    }

}

</script>

<style lang="less" scoped>
.cart {
  width: 1200px;
  margin: 0 auto;
  h4 {
    margin: 9px 0;
    font-size: 14px;
    line-height: 21px;
  }
  .cart-main {
    .cart-th {
      background: #f5f5f5;
      border: 1px solid #ddd;
      padding: 10px;
      overflow: hidden;
      & > div {
        float: left;
      }
      .cart-th1 {
        width: 25%;
        input {
          vertical-align: middle;
        }
        span {
          vertical-align: middle;
        }
      }
      .cart-th2 {
        width: 25%;
      }
      .cart-th3,
      .cart-th4,
      .cart-th5,
      .cart-th6 {
        width: 12.5%;
      }
    }
    .cart-body {
      margin: 15px 0;
      border: 1px solid #ddd;
      .cart-list {
        padding: 10px;
        border-bottom: 1px solid #ddd;
        overflow: hidden;
        & > li {
          float: left;
        }
        .cart-list-con1 {
          width: 15%;
        }
        .cart-list-con2 {
          width: 35%;
          img {
            width: 82px;
            height: 82px;
            float: left;
          }
          .item-msg {
            float: left;
            width: 150px;
            margin: 0 10px;
            line-height: 18px;
          }
        }
        .cart-list-con4 {
          width: 10%;
        }
        .cart-list-con5 {
          width: 17%;
          .mins {
            border: 1px solid #ddd;
            border-right: 0;
            float: left;
            color: #666;
            width: 6px;
            text-align: center;
            padding: 8px;
          }
          input {
            border: 1px solid #ddd;
            width: 40px;
            height: 33px;
            float: left;
            text-align: center;
            font-size: 14px;
          }

          .plus {
            border: 1px solid #ddd;
            border-left: 0;
            float: left;
            color: #666;
            width: 6px;
            text-align: center;
            padding: 8px;
          }
        }

        .cart-list-con6 {
          width: 10%;

          .sum {
            font-size: 16px;
          }
        }

        .cart-list-con7 {
          width: 13%;

          a {
            color: #666;
          }
        }
      }
    }
  }
  .cart-tool {
    overflow: hidden;
    border: 1px solid #ddd;

    .select-all {
      padding: 10px;
      overflow: hidden;
      float: left;

      span {
        vertical-align: middle;
      }

      input {
        vertical-align: middle;
      }
    }

    .option {
      padding: 10px;
      overflow: hidden;
      float: left;

      a {
        float: left;
        padding: 0 10px;
        color: #666;
      }
    }

    .money-box {
      float: right;

      .chosed {
        line-height: 26px;
        float: left;
        padding: 0 10px;
      }

      .sumprice {
        width: 200px;
        line-height: 22px;
        float: left;
        padding: 0 10px;

        .summoney {
          color: #c81623;
          font-size: 16px;
        }
      }
			

      .sumbtn {
        float: right;

        a {
          display: block;
          position: relative;
          width: 96px;
          height: 52px;
          line-height: 52px;
          color: #fff;
          text-align: center;
          font-size: 18px;
          font-family: "Microsoft YaHei";
          background: #e1251b;
          overflow: hidden;
        }
      }
    }
  }
}
.btn-footer{
  margin-top:120px;
  display: flex;
  justify-content: space-around;
  .btn{
    width: 100px;
    height:40px;
    background: rgb(242, 9, 9);
    font-size: 20px;
  }
}
</style>